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Monthly climate in Valier, Montana, United States

Last updated: May 6, 2024

Under the Köppen–Geiger climate classification Valier features a cold semi-arid climate (BSk).Temperatures typically range between -8 °C (17 °F) and 20 °C (68 °F) through the year, but rarely can drop to -39 °C (-38 °F) or can rise to as high as 38 °C (100 °F).The average annual precipitation amounts to about 442 mm (17.4 inches) and receives 85 rainy days on the 1 mm (0.04 inches) threshold annually.Valier enjoys an average of 3114 hours of sunshine throughout the year, and daylight varies from 8 hours 23 minutes to 16 hours 0 minutes per day.

Monthly average temperatures in Valier, Montana, United States §

The warmest months in Valier are June, July and August, with daily mean temperatures ranging from 16 to 20 °C (61 - 68 °F) throughout the day. The coldest temperatures usually occur in January, February and December, when daily mean temperatures range from -8 to -3 °C (17 - 27 °F) throughout the day. On average each year, Valier experiences 51 days above 25 °C (77.0 °F) and 147 days below 0 °C (32.0 °F).

Monthly average temperatures with daily means, minimums and maximums for period, average high and low temperatures in Valier, Montana, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to June 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Maximum 13°C
(55°F)		 14°C
(58°F)		 20°C
(68°F)		 25°C
(78°F)		 28°C
(83°F)		 36°C
(97°F)		 35°C
(96°F)		 38°C
(100°F)		 33°C
(91°F)		 28°C
(83°F)		 21°C
(70°F)		 17°C
(63°F)
Mean maximum 10°C
(51°F)		 10°C
(51°F)		 16°C
(60°F)		 22°C
(71°F)		 27°C
(80°F)		 28°C
(83°F)		 34°C
(94°F)		 34°C
(94°F)		 30°C
(87°F)		 24°C
(75°F)		 17°C
(63°F)		 13°C
(56°F)
Average high 0°C
(33°F)		 -4°C
(26°F)		 4°C
(40°F)		 10°C
(50°F)		 17°C
(62°F)		 22°C
(72°F)		 28°C
(82°F)		 26°C
(80°F)		 20°C
(69°F)		 11°C
(52°F)		 6°C
(42°F)		 1°C
(35°F)
Daily mean -4°C
(24°F)		 -8°C
(17°F)		 -1°C
(31°F)		 4°C
(39°F)		 11°C
(52°F)		 16°C
(61°F)		 20°C
(68°F)		 19°C
(66°F)		 13°C
(56°F)		 5°C
(42°F)		 1°C
(34°F)		 -3°C
(27°F)
Average low -9°C
(16°F)		 -13°C
(9°F)		 -6°C
(22°F)		 -2°C
(29°F)		 5°C
(41°F)		 9°C
(49°F)		 12°C
(53°F)		 11°C
(53°F)		 7°C
(45°F)		 -0°C
(32°F)		 -4°C
(26°F)		 -7°C
(19°F)
Mean minimum -28°C
(-17°F)		 -28°C
(-18°F)		 -20°C
(-3°F)		 -12°C
(10°F)		 -2°C
(29°F)		 4°C
(40°F)		 7°C
(44°F)		 4°C
(40°F)		 -1°C
(30°F)		 -12°C
(11°F)		 -17°C
(1°F)		 -21°C
(-6°F)
Minimum -32°C
(-25°F)		 -39°C
(-38°F)		 -33°C
(-26°F)		 -21°C
(-5°F)		 -6°C
(21°F)		 3°C
(38°F)		 5°C
(41°F)		 2°C
(35°F)		 -4°C
(25°F)		 -20°C
(-5°F)		 -22°C
(-7°F)		 -30°C
(-22°F)

Compare climate in Valier with other places

Compare temperature, precipitation, sunshine, UV index in Valier, Montana, United States with other places around the world.

Monthly average precipitation in Valier, Montana, United States §

Valier usually has the most precipitation in April, May and June, with an average of 10 rainy days and 63 mm (2.5 inches) of precipitation per month.The driest months in Valier are January, July and August. On average, 19 mm (0.8 inches) of precipitation falls during these months.

Monthly average precipitation and precipitation days in Valier, Montana, United States.Generated using Copernicus Climate Change Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average precipitation mm (inches) 16 (0.6) 39 (1.5) 27 (1.1) 54 (2.1) 73 (2.9) 62 (2.5) 16 (0.6) 26 (1.0) 40 (1.6) 31 (1.2) 31 (1.2) 27 (1.0)
Average precipitation days (≥ 1 mm) 4 10 6 10 11 9 4 4 6 7 8 6

Monthly sunshine hours in Valier, Montana, United States §

The sunniest months in Valier are June, July and August, when the sun shines an average of 12 hours 1 minutes a day.Least sunny months in Valier: January, November and December receive an average of 5 hours 11 minutes of sunshine daily.

Mean monthly sunshine duration, average sunshine hours per day and mean daily daylight hours in Valier, Montana, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2017 to January 2022.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Mean monthly sunshine hours 146 180 261 279 310 361 401 343 266 232 171 158
Mean daily daylight hours 8h 50m 10h 13m 11h 57m 13h 43m 15h 14m 16h 0m 15h 34m 14h 12m 12h 30m 10h 45m 9h 11m 8h 23m

Solar UV radiation in Valier, Montana, United States §

Valier experiences the highest level of ultraviolet (UV) radiation in May, July and August, when the maximum UV index can reach values of 9 - 9, which corresponds to the Very High category of sun exposure.January, November and December are in the Low / Moderate exposure category. In these months, the maximum values of the UV index do not exceed 3. For more detailed information, check out our hourly Valier UV Index data.

Average daily maximum UV levels by month for Valier, Montana, United States.Generated using Copernicus Atmosphere Monitoring Service information.Data for period from January 2022 to January 2023.
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (month maximum) 2 4 5 8 9 9 9 9 7 5 3 2